Coastal and Oceanic Landform ( 50. Surge Channel )

                                                                                                                                        Back to Coastal and Oceanic Landform 

West Coast Trail

• A surge channel is a narrow inlet on a rocky shoreline.

• It formed as;

                                 1.Waves strike the shore.

                                2.Water fills the channel.

                                 3.Drains out again.

                                4. The waves retreat.

•  The narrow  channel create powerful currents.

• It reverse themselves rapidly.

• The water level rises and falls.

• Surge channels range from a few inches across to 10 feet or more.

• It  create tide pools.

• Rapid water movement almost always creates a dangerous situation.

• The West Coast Trail on the coast of Vancouver Island : 

                                                         - It  is famous for  large number of surge channels.

                                                         - Some are at low tide.